K

Kang Yoon-sung (born November 16, 1983 in Goyang), better known by his stage name K, is a J-pop singer from South Korea.Currently, the only contract in Japan. After the failure of his first album in South Korea in 2004, K crossed over to Japan. His first Japanese album, Beyond the Sea, has achieved a sales of over 300,000 copies. K will be in hiatus from his music activity due to military service.